As a public health precaution, the Steven F. Udvar-Hazy Center and the Museum in DC are temporarily closed. See our COVID-19 message.
M-21 Aircraft
As a public health precaution, the Steven F. Udvar-Hazy Center and the Museum in DC are temporarily closed. See our COVID-19 message.
M-21 Aircraft
A project stemming from the development of the A-12 was the M-21 aircraft and the D-21 drone. Two A-12s were modified to carry and launch the Lockheed D-21 remotely piloted reconnaissance drone, which would be powered by a Marquardt ramjet engine.